import React, { PureComponent, ReactNode } from 'react';
import { IconType } from '../Icon';
declare const Placement: {
    readonly top: "top";
    readonly bottom: "bottom";
};
export interface IDropdownItem {
    label: ReactNode;
    value: any;
    key?: string;
}
export interface IDropdownProps {
    readonly disabled?: boolean;
    readonly placement?: keyof typeof Placement;
    readonly items: readonly IDropdownItem[];
    readonly initialSelectedItem?: IDropdownItem;
    readonly selectedItem?: IDropdownItem;
    readonly limit?: number;
    readonly menuHeight?: number;
    readonly onSelect?: (item: IDropdownItem) => void;
    readonly placeholder?: string;
    readonly label?: string;
    readonly icon?: IconType;
    readonly clearable?: boolean;
    readonly name?: string;
    readonly required?: boolean;
}
export default class Dropdown extends PureComponent<IDropdownProps> {
    state: {
        showScrollArrow: boolean;
    };
    listRef: React.RefObject<HTMLDivElement>;
    handleListScroll: (e: any) => void;
    showArrowIfNecessary: () => void | 0 | null | undefined;
    componentDidMount(): void;
    render(): JSX.Element;
}
export {};